ICDS – Prelim Question Paper – 2019
- If water in a lake were to behave like other liquids then in extremely cold weather it would freeze
(A) from top to bottom.
(B) from bottom to top.
(C) simultaneously throughout the depth.
(D) first on the surface, bottom and sides and then in the interior.
- A dynamo, which is said to generate electricity actually acts as a
(A) source of ions
(B) source of electric charge
(C) source of electrons
(D) converter of energy
- The universal law of gravitation is propounded by
(A) Kepler
(B) Galileo
(C) Newton
(D) Copernicus
- What does SLV stands for?
(A) Statutory Liquidity Variable
(B) State Level Variation
(C) Satellite Launch Vehicle
(D) Sea-Launch Vessel
- Endoscope, used by doctors for examining the inside of a patient’s stomach, works on the principle of
(A) reflection of light
(B) dispersion of light
(C) refraction of light
(D) total internal reflection of light
- Who discovered Bacteria?
(A) William Harvey
(B) Louis Pasteur
(C) Edward Jenner
(D) Leeuwenhoek
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